#include <boost/asio.hpp>
#include <boost/date_time/posix_time/posix_time.hpp>

using namespace boost::asio;

int main()
{
    io_service ios;
    deadline_timer t(ios,
        posix_time::seconds(2));
    cout << t.expires_at() << endl;
    
    t.wait();
    cout << "hello asio" << endl;
    
    return 0;    
}    
